Dhw Functions (With Dhw Kit Or With Integrated Dhw Models) - Fujitsu WATERSTAGE WS A050DD6 Series Maintenance Document

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Split system single phase type

4.3.6 DHW Functions (with DHW kit or with integrated DHW models)

The control sets the DHW temperature, according to
the time program or continuously, to the desired
setpoint. The priority of DHW charging over room
heating is adjustable in this case.
Setpoint value
Line no.
Programming line
1610
Nominal setpoint
1612
Reduced setpoint
The DHW is heated to various setpoint values. These
setpoints are active according to the selected
Important:
For optimal operation we recommend reducing the
setpoints to the lowest value.
Setpoints which are too high may interfere with
heating and cause some discomfort. In this case
DHW/Heating changeover cycles may successively
occur.
Release
Line no.
Programming line
1620
Release of DHW load
(24h/day / Heating circ time pgm / Time program 4/DHW / Low-tariff/ Time pgm 4/DHW or Low-tariff)
24h/day
(Not recommended)
Regardless of the time programs, the temperature of
the domestic hot water is continuously maintained at
the
DHW
nominal
Example:
Heating circuit time programs:
(Not recommended)
66
DHW reduced setpoint
setpoint
temperature.
The controller has a configurable legionella function
designed for protection against legionella in the
storage tank and the pipes. The circulation pump is
controlled according to the current time program and
operating mode.
operating mode and allow the desired temperatures
to be reached in the DHW storage tank.
Comfort setting
DHW max setpoint
If DHW charge boosting is not desired during the day,
we recommend adjusting the reduced temperature
setpoint to 15°C. Full charging will occur during the
night at the nominal temperature.
Maintenance Document 1589-3

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This manual is also suitable for:

Waterstage ws a100dd6 seriesWaterstage wg a050dd6 seriesWaterstage wg a100dd6 seriesWaterstage wo a060ldc seriesWaterstage wo a080ldc seriesWaterstage wo a100ldt series

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